Agree, but I believe refs are now using this back up for when they see a card as a bit orange i.e. I think it was a red, but can't be sure, so I'll issue a yellow and let VAR take a look at it.
The same thing happens in rugby. The ref can give a yellow and indicate a bunker review so that...
Agree.
I think the first player to approach - who is not the captain - gets a yellow card. Then for every 10 seconds after that, players get carded.
There's no excuse when a goal is scored that is disputable or a yellow card given that is disputable. Players know that VAR will be looking at...